Average annual temperature is 11.6 °C
Absolute maximum temperature: 30.4 °C
Absolute minimum temperature: -3.4 °C
Number of sunny days: 105 days
Number of rainy days: 260 days
Look at detailed online map of Haarlem
* Weather data for Haarlem Netherlands is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.2 | 11.0 | 14.8 | 16.3 | 20.8 | 28.7 | 30.4 | 24.9 | 29.1 | 21.3 | 14.4 | 11.9 |
| Average daytime temperature (°C) | 7.6 | 8.3 | 9.1 | 11.7 | 16.1 | 22.5 | 20.2 | 20.1 | 21.8 | 15.7 | 10.3 | 8.6 |
| Average temperature (°C) | 5.9 | 5.7 | 6.6 | 8.3 | 12.5 | 18.3 | 17.7 | 17.4 | 18.0 | 13.6 | 8.4 | 7.0 |
| Average night temperature (°C) | 4.0 | 3.3 | 4.2 | 5.0 | 9.0 | 14.2 | 15.3 | 14.6 | 14.6 | 11.6 | 6.3 | 5.1 |
| Absolute minimum temperature (°C) | -3.3 | -3.1 | -2.6 | -1.3 | 4.3 | 9.6 | 12.8 | 11.8 | 11.4 | 5.8 | -2.4 | -3.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.3 | 9.9 | 11.9 | 13.9 | 15.7 | 16.7 | 16.2 | 14.7 | 12.7 | 10.6 | 8.8 | 7.8 |
| Daylight minimum duration (h) | 7.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 7.0 |
| Sunshine mean duration (h) | 3.3 | 4.2 | 5.2 | 8.5 | 11.3 | 12.6 | 11.5 | 10.5 | 9.0 | 5.1 | 3.6 | 2.4 |
| Precipitation (mm) | 149 | 32 | 111 | 90 | 71 | 10 | 148 | 110 | 89 | 185 | 159 | 129 |
| Sunny days | 6 | 11 | 4 | 7 | 16 | 20 | 3 | 7 | 17 | 8 | 2 | 4 |
| Rainy days | 25 | 17 | 27 | 23 | 15 | 10 | 28 | 24 | 13 | 23 | 28 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Haarlem during the most sunny months:
Months with the longest average daylight duration in Haarlem:
The largest precipitation sum in Haarlem is at